Types of Pearls: Freshwater, Akoya, Tahitian and South Sea

The main cultured pearl types sold in jewelry are freshwater, Akoya, Tahitian and South Sea. These names describe different production contexts, not a simple ranking from good to bad. First establish whether a pearl is natural, cultured or imitation; then compare its appearance, quality, treatment disclosure and suitability for the design.

Natural, cultured and imitation are different descriptions

Natural pearls form without human intervention in their formation. Cultured pearls develop in mollusks with human intervention. Both are pearls; an imitation is a separate material made to resemble one. The GIA pearl description provides background on those distinctions and the major cultured categories.

A seller’s use of “real” is not precise enough for a significant purchase. Ask for the pearl type and origin description in writing. A photograph, rubbing test or tooth test cannot reliably establish whether a pearl is natural or cultured or identify every imitation. Do not scratch or chemically test an item to decide what it is. For an important identification claim, use a qualified laboratory.

Compare the four main cultured types

The table is a buying orientation, not a fixed size or price chart. Exceptional examples and lower-quality examples exist within each category. Country, seller and current availability affect a quotation, so compare the same specification instead of using a universal price bracket.

Shape, color and trade names need separate attention

Round, near-round, drop, button and baroque describe shape. Baroque is not another species or a synonym for freshwater. In a pair of earrings, the relationship between two irregular shapes may matter more to the design than whether each one is symmetrical on its own.

Body color is the overall impression; overtone is a secondary color seen over it. View the actual pearls under consistent, neutral lighting and include more than one angle. Screen settings and edited photography can change the apparent color. Ask whether color treatments have been applied rather than assuming a vivid shade is untreated.

Terms such as Edison or other commercial names need an explanation from the supplier. They do not replace cultured origin, species information where relevant, treatments and a defined quality specification. Less common pearls such as conch or melo require their own identification context; do not judge them with a standard cultured-pearl price table.

Use quality factors instead of an unexplained AAA label

GIA identifies seven pearl value factors: size, shape, color, luster, surface, nacre and matching. A supplier’s AAA label is useful only if its criteria are stated. It is not automatically comparable with another supplier’s AAA.

Akoya or freshwater: is the visible difference worth the price?

Compare the actual pieces you can buy. In a discussion about choosing Akoya or freshwater pearls, the buyer’s question was whether the extra cost produced a difference they would notice in person. The comments include conflicting preferences and some repeated promotional-sounding advice, so they are useful for identifying the question, not for ranking all pearls.

Ask to see the two candidate strands or pairs in the same setting and light. Compare their overall appearance first, then look closer at reflections, shape variation and visible surface features. For a strand, review the relationship between neighboring pearls along its full length. For earrings, inspect the pair together and then consider how the finished size, setting and color look when worn.

GIA’s pearl quality factors provide a clearer vocabulary than assuming that one type name guarantees a superior purchase. A larger pearl, a rounder shape and a particular overtone may appeal differently to different customers. Decide which visible differences you value before paying for a higher category label.

What to request when buying pearls online

Ask whether the images show the actual pair or strand, a representative lot or an edited illustration. For a valuable or tightly matched purchase, request a view of the full arrangement and close views of relevant surface features, with the seller explaining the lighting. A short unfiltered movement video can help show changing reflections; it still cannot authenticate a natural origin or reveal every internal feature.

For a wholesale order, ask to approve the selection range as well as one attractive sample. A single exceptionally matched pair does not define what is acceptable in every pair in a larger lot. Keep the agreed reference with the assembly instructions, and require approval before a different lot is used when matching is important.

For HonHo pearl-jewelry development, send photographs showing the desired overall appearance, but also state the pearl description and acceptable variation in writing. Ask the team to confirm sourcing availability and matching feasibility for the requested quantity. The metal setting, drilling and attachment should then be developed around that agreed selection.

Translate a pearl grade into an inspectable lot specification

A supplier’s quality label can help organize its own stock, but a buyer needs the criteria behind that label. Request the pearl type, dimensions, shape, color range, luster expectation, surface allowance and matching requirement. Define which features are acceptable for the design and which should be excluded from the lot.

For a baroque pendant, a deliberately varied outline may be attractive while a weak attachment area is unacceptable. For a pair of studs, close matching in size and visible color can matter more than the same amount of variation in an intentionally mixed strand. Approve the actual arrangement in the finished jewelry, not only a tray of loose pearls.

Measure the dimension that controls the design

For a near-round pearl, a diameter range may be useful. For a drop or irregular shape, record length and width and identify the orientation. If a pearl must fit a setting or sit beside another component, include those constraints. A single “8 mm” description can leave too much uncertainty for an elongated or irregular shape.

Specify drilling separately: no drill, half drill or through drill as the design requires, with the hole size, direction and position agreed with the supplier. A pearl whose appearance is acceptable may still be unsuitable if the drill path makes it hang incorrectly or leaves inadequate support at the attachment.

Separate appearance approval from identity evidence

A round white sample, a dark lustrous sample or an irregular sample shows an appearance. It does not establish cultured origin, treatment or species. Ask for the relevant disclosure and, when the value or claim calls for it, an appropriate identification report. Retain the description used for the approved lot so the finished product is not marketed under a stronger claim later.

Specify how the pearls will be assembled

For a pendant, check the drill position, attachment and orientation. For earrings, approve the pair together and record how closely they must match. For a necklace, review graduation, stringing, knots where used, finished length and the clasp. A good loose-pearl selection can still produce an awkward finished piece if attachment and matching are ignored.

A wholesale brief should state pearl type, shape, size range, color, treatment disclosure, matching criteria, drill requirements and quantity. Add the metal and finish of the findings. The custom jewelry RFQ helps keep those component requirements together.

Care for the whole pearl piece

Pearls need gentle handling. Keep them away from rough neighboring jewelry and follow a care method suited to their stringing and settings. GIA’s pearl-care guidance advises against ultrasonic and steam cleaning. A soft wiping routine and a separate protective pouch can be more appropriate than treating the piece like a bare metal chain.

Check stringing, attachments and the clasp for wear. Ask a jeweler when restringing is appropriate for the condition and use rather than waiting for a fixed number of years. Do not promise that a pearl strand will last a century or retain its purchase value; care and resale are separate questions.

Order matching and reorders as their own requirement

Natural variation makes a vague instruction such as “same as last time” difficult to use. Retain representative approved samples or an agreed range and identify which features matter most: color, shape, size, surface or a combination. Ask whether a new lot can match the reference before promising a replacement or adding pieces to a customer’s set.

For earrings, approve paired pieces together and keep pairs identified during packing. For a necklace, retain the intended sequence and finished length. If a design intentionally combines different pearls, show the permitted arrangement so that production variation remains deliberate.

Understand what can change the quotation

Closer matching, a narrower size range, particular shapes and stricter surface selection can change the amount of sorting and suitable material available. Assembly adds other costs: drilling, attachment, stringing, knots where specified, metal findings and packing. Compare those requirements alongside pearl type before treating a price difference as evidence of a better or worse supplier.

Ask whether quoted quantities mean loose pearls, matched pairs, strands or complete jewelry. Include an allowance for the actual selection and assembly process where it is relevant, agreed with the supplier rather than assumed. A strand length and a necklace’s finished wearable length are also different measurements when a clasp and end fittings are added.

A useful pearl-jewelry inquiry

Send HonHo the design, requested pearl type, dimensions, shape and color range, treatment disclosure requirements and matching reference. Specify the metal, finish, drill or setting arrangement, quantity and target market. If exact matching is essential, state that before a quotation is prepared and request a representative finished sample.

Approve the care card with the sample. It should reflect the pearls, stringing, adhesive where used, and metal findings together. Gentle handling instructions and a clear replacement or restringing route are more useful to a customer than a broad claim that every pearl piece can be worn in all conditions.

Questions to settle before purchase

• Is the pearl natural, cultured or imitation, and how is the type described?
• What treatments are disclosed?
• Which quality criteria and matching range does the price cover?
• Are the photographs of the actual item, a representative lot or an illustration?
• What evidence, return terms and care instructions accompany the sale?

For a personal purchase, use the jewelry buying checklist. For a collection, approve representative finished samples and retain the agreed quality reference. The images here illustrate appearance and handling; they do not identify the origin or treatment of a purchasable pearl.

For a pearl jewelry project, send HonHo the required pearl description, size range, matching expectations, assembly drawing and quantity. Ask for availability and sample approval requirements before fixing the collection specification. Contact HonHo with these details.

Updated October 18, 2026.